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C68400 Brass vs. EN 1.4123 Stainless Steel

C68400 brass belongs to the copper alloys classification, while EN 1.4123 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is EN 1.4123 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
220 to 250
Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 540
720 to 810

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 130
840
Melting Completion (Liquidus), °C 840
1450
Melting Onset (Solidus), °C 820
1410
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 66
23
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 99
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.7
4.2
Embodied Energy, MJ/kg 47
62
Embodied Water, L/kg 320
120

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
26 to 29
Strength to Weight: Bending, points 19
23 to 25
Thermal Diffusivity, mm2/s 21
6.3
Thermal Shock Resistance, points 18
26 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Carbon (C), % 0
0.35 to 0.5
Chromium (Cr), % 0
14 to 16.5
Copper (Cu), % 59 to 64
0
Iron (Fe), % 0 to 1.0
76.7 to 84.6
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0 to 0.5
0 to 0.5
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0.030 to 0.3
0 to 0.040
Silicon (Si), % 1.5 to 2.5
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Vanadium (V), % 0
0 to 1.5
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0